#elif __SSSE3__
#include <vppinfra/memcpy_sse3.h>
#else
-#define _clib_memcpy(a,b,c) memcpy(a,b,c)
+#define clib_memcpy_fast(a,b,c) memcpy(a,b,c)
#endif
#else /* __COVERITY__ */
-#define _clib_memcpy(a,b,c) memcpy(a,b,c)
+#define clib_memcpy_fast(a,b,c) memcpy(a,b,c)
#endif
/* c-11 string manipulation variants */
uword low, hi;
u8 bad;
+ /*
+ * Optimize constant-number-of-bytes calls without asking
+ * "too many questions for someone from New Jersey"
+ */
+ if (__builtin_constant_p (n))
+ {
+ clib_memcpy_fast (dest, src, n);
+ return EOK;
+ }
+
/*
* call bogus if: src or dst NULL, trying to copy
* more data than we have space in dst, or src == dst.
return EINVAL;
}
- _clib_memcpy (dest, src, n);
+ clib_memcpy_fast (dest, src, n);
return EOK;
}
_mm_storeu_si128 ((__m128i *) (d3 + 3 * 16), r3);
#else
- clib_memcpy (d0, s, 64);
- clib_memcpy (d1, s, 64);
- clib_memcpy (d2, s, 64);
- clib_memcpy (d3, s, 64);
+ clib_memcpy_fast (d0, s, 64);
+ clib_memcpy_fast (d1, s, 64);
+ clib_memcpy_fast (d2, s, 64);
+ clib_memcpy_fast (d3, s, 64);
#endif
}